Home / 20,022.58-30,033.47-5,982.65

Finding the Fourth Proportional to 20,022.58, 30,033.47 and 5,982.65

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Solution

The fourth proportional to 20,022.58, 30,033.47 and 5,982.65 is: 8,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.58 : 30,033.47 = 5,982.65 : x
  2. Step 2: Convert to fraction form
    20,022.58/30,033.47 = 5,982.65/x
  3. Step 3: Cross multiply
    20,022.58x = 30,033.47 × 5,982.65
  4. Step 4: Simplify right side
    20,022.58x = 179,679,709.38
  5. Step 5: Solve for x
    x = 179,679,709.38/20,022.58
  6. Step 6: Final answer
    x = 8,973.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.